9:15 AM - 9:30 AM
*Kenji SHIMIZU1, Katsuyoshi MICHIBAYASHI2, Tetsuya SAKUYAMA3, Marie Python4, Expedition 352 Scientists IODP5 (1.JAMSTEC, 2.Institute of Geosciences, Shizuoka University, 3.Dept. Geosciences, Osaka City Univ., 4.Natural History Science, Hokkaido Univ., 5.IODP)